Melt butter, along with semi-sweet chocolate in double broiler, or over very low heat in pan.
Blend eggs, coconut sugar, olive oil and vanilla extract, then add butter/chocolate mixture and mix.
Combine flour, espresso powder, baking powder, salt and cocoa powder in separate bowl.
Add flour mixture to egg mixture and slowly combine.
Butter and line a 6 X 10 pan with parchment paper and pour brownie mixture into pan.
Bake at 350 degrees for 25-30 minutes, depending on your personal preference. Cool and cut.